public class day_01 {
    static class Human {
        private String name;

        public Human(String name) {
            this.name = name;
        }

        public void talk(){
            System.out.println("我的名字是"+name);
        }
    }

    public static void main(String[] args) {
        Human human = new Human("youlani");
        human.talk();
    }
}
